The oil boom in western North Dakota has sparked a massive migration. Communities that struggled to keep people are now tripling in size as workers from all over seek their fortunes. In South Dakota, officials say there's oil in their state too. But before drillers head toward Mount Rushmore and the Black Hills, North Dakota's experience is being watched closely.

After spending much of the year on the rise, gas prices are now falling — dropping nearly 20 cents in one month. Industry analysts expect the price to keep falling, but that might not take the strain off your wallet yet.

The oil industry can't find enough new workers to replace an aging workforce. Recruiters are busy finding a new generation of workers and training programs have sprung up to prepare them. Some young people are signing on for jobs that promise good pay — but there are still a lot of positions to fill.

The Egyptian economy has taken some big hits since the revolution that overthrew President Hosni Mubarak. But the energy sector is flourishing as the government continues to sign production agreements with international oil and gas firms. But in the new Egypt, more and more questions are being raised about the nature of those agreements.

In a remarkable shift, Iraq's oil exports jumped by 20 percent since January, and the country exported more oil in April than in any month since Saddam Hussein invaded Kuwait in 1990. Energy expert Daniel Yergin discusses how Iraq's oil wealth is driving the Iraqi economy and reshaping the global oil market.

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